Tour poster: Heights of Ambition: The Spire and the Spacetime Continuum
Red Thread OriginalUlm
All tours in Ulm

Self-guided audio tour

Ulm

Heights of Ambition The Spire and the Spacetime Continuum

History & MemoryUrbanism, Infrastructure & Innovation
Distance
3.2 km
Duration
120 min
Route
8 stops

Discover the soul of Ulm through a journey that bridges the physical and the conceptual. This tour explores how a fiercely independent medieval city funded the world's tallest church spire, and how, centuries later, it gave birth to Albert Einstein, the mind that reshaped our understanding of the universe.

Max Krämer
Your guide Max Krämer History & Memory
Audio sample

What awaits you on this Red Thread tour

Discover the soul of Ulm through a journey that bridges the physical and the conceptual. This tour explores how a fiercely independent medieval city funded the world's tallest church spire, and how, centuries later, it gave birth to Albert Einstein, the mind that reshaped our understanding of the universe. Join us as we unravel the profound connections between towering civic pride, architectural audacity, and the abstract genius of relativity.

Your in-app experience

This is how the Red Thread app brings your tour to life.

Red Thread guides you through the city's stories that you won't find in any guidebook. Authentically and compellingly told by our experts and locals.

Home
01

Home

Get inspired and choose a story that fits your location and your mood.

Search for tours directly
02

Search for tours directly

Use the map to find tours in your city or at a specific address.

Redeem in the app
03

Redeem in the app

Redeem purchased tours or City Passes in the app using a voucher code or QR code.

Start well prepared
04

Start well prepared

Explore the route, stops, and many additional features for your experience.

Listen where it happened
05

Listen where it happened

Hear the stories where they happened.

Ask your guide
06

Ask your guide

Get extra context, deeper details, or useful tips nearby.

Collect discoveries
07

Collect discoveries

Build your travel passport and explore fascinating insights.

Itinerary

1

TOUR START

Einstein Monument

An abstract sculpture by Max Bill marking the site near Einstein's birthplace, introducing the theme of intellectual ambition.

Einstein Monument

Pic by looniverse on Wikimedia Commons (CC BY-SA 4.0)

0.11 km • 2 min
2

STOP 2

Albert-Einstein-Platz

A modern urban square honoring the physicist, representing the integration of scientific legacy into contemporary infrastructure.

Albert-Einstein-Platz

Pic by looniverse on Wikimedia Commons (CC BY-SA 4.0)

0.80 km • 12 min
3

STOP 3

EinsteinHaus (vh Ulm)

The adult education center named after Einstein, highlighting his legacy of humanism and democratic education.

0.61 km • 9 min
4

STOP 4

Einstein Fountain

A quirky fountain depicting Einstein's famous tongue-out photo, showing the city's affectionate relationship with him.

Einstein Fountain

Pic by Björn S. on Wikimedia Commons (CC BY-SA 3.0)

0.91 km • 14 min
5

STOP 5

Ulm Minster

The centerpiece of the city's historic ambition, featuring the world's tallest church spire, funded entirely by citizens.

Ulm Minster

Pic by Patrick Six on Wikimedia Commons (CC BY-SA 3.0)

0.10 km • 2 min
6

STOP 6

Münsterbauhütte

The ongoing workshop dedicated to preserving the Minster, telling the story of continuous, generational commitment.

Münsterbauhütte

Pic by Martin Hahn on Wikimedia Commons (CC0)

0.40 km • 6 min
7

STOP 7

Ulm Town Hall (Astronomical Clock)

The 16th-century astronomical clock on the Rathaus, providing a narrative bridge between the measurement of time and relativity.

Ulm Town Hall (Astronomical Clock)

Pic by eirian evans on geo.hlipp.de on Wikimedia Commons (CC BY-SA 2.0)

0.32 km • 5 min
8

END

Schwörhaus

The historic 'Oath House' representing the deep-rooted civic independence that allowed the citizens to fund their grand ambitions.

Schwörhaus

Pic by Alexandre Prevot on Wikimedia Commons (CC BY-SA 2.0)

Where the tour takes place

Starting point and rough tour area – the exact route unfolds in the app.

Good to know

  • Ideal for History buffs, science enthusiasts, architecture lovers, and deep thinkers who enjoy connecting the dots between urban history and human ambition.
  • Best time Daytime, particularly late morning or early afternoon, when the Minster is open and the city squares are bustling with local life.
  • What to bring Comfortable walking shoes and a camera with a good zoom for the Minster's details.
  • Pacing yourself Take your time at the Minster; the sheer scale requires a moment of quiet contemplation.
  • Look closely Keep an eye out for the subtle architectural quirks, like the bulge in the Minster's northern wall.
  • Accessibility The route is mostly flat and paved, making it highly accessible for all walkers.
  • Timing Check the opening hours of the EinsteinHaus if you wish to view the ground-floor exhibition.
  • Your voucher You can redeem your voucher for two years from purchase. Once redeemed, you have 14 days of access and can enjoy the tour as often as you like during that time.

Your guide

Max Krämer
Audio sample
0:000:00

Max Krämer

  • History & Memory
  • Northern Germany

Historian with a passion for urban places of remembrance. Has worked in archives and museums for years; shows the traces of revolutions, monuments, and colonial pasts in today's streets.

Frequently asked questions

How do I get to the tour after buying?

You see your voucher code right after payment – and you also receive it at the email address you entered at checkout. Redeem that code in the Red Thread app; that's where the tour starts.

When does my access start?

Only when you redeem the code in the app, not at purchase. From redemption you have 14 days of access to the tour.

Do I need the Red Thread app?

Yes. The free Red Thread app turns your tour into a vivid experience: with audio, a map, and thoughtful prompts, it guides you from place to place in an engaging and entertaining way. It's available free for iOS and Android.

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